Performance enhancement of expansive soil by application of fly ash and lime

Abstract

Expansive soils can imbibe large amount of water and undergo high volume changes causing seasonal heave and shrinkage according to the availability of water This often causes distress and failure of structures founded on such soils Methods such as preloading moisture control replacement of affected soil and additives have been used to deal with the swelling problems associated with these soils Literature reveals that studies were conducted to modify the behavior of expansive soils using a